/*
    Display all the fast rendering fonts in a sprite

    Make sure all the display driver and pin comnections are correct by
    editting the User_Setup.h file in the TFT_eSPI library folder.

    #########################################################################
    ###### DON'T FORGET TO UPDATE THE User_Setup.h FILE IN THE LIBRARY ######
    #########################################################################
*/

// Specify sprite 160 x 128 pixels (needs 40Kbytes of RAM for 16 bit colour)
#define IWIDTH  160
#define IHEIGHT 128

// Pause in milliseconds between screens, change to 0 to time font rendering
#define WAIT 500

#include <TFT_eSPI.h> // Graphics and font library for ST7735 driver chip
#include <SPI.h>

TFT_eSPI tft = TFT_eSPI();  // Invoke library, pins defined in User_Setup.h

TFT_eSprite img = TFT_eSprite(&tft);

unsigned long targetTime = 0; // Used for testing draw times

void setup(void) {
    tft.init();
    tft.setRotation(0);

    tft.fillScreen(TFT_BLUE);

    //img.setColorDepth(8); // Optionally set depth to 8 to halve RAM use
    img.createSprite(IWIDTH, IHEIGHT);
    img.fillSprite(TFT_BLACK);
}

void loop() {
    targetTime = millis();

    // First we test them with a background colour set
    img.setTextSize(1);
    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_GREEN, TFT_BLACK);

    img.drawString(" !\"#$%&'()*+,-./0123456", 0, 0, 2);
    img.drawString("789:;<=>?@ABCDEFGHIJKL", 0, 16, 2);
    img.drawString("MNOPQRSTUVWXYZ[\\]^_`", 0, 32, 2);
    img.drawString("abcdefghijklmnopqrstuvw", 0, 48, 2);

    int xpos = 0;
    xpos += img.drawString("xyz{|}~", 0, 64, 2);
    img.drawChar(127, xpos, 64, 2);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_GREEN, TFT_BLACK);

    img.drawString(" !\"#$%&'()*+,-.", 0, 0, 4);
    img.drawString("/0123456789:;", 0, 26, 4);
    img.drawString("<=>?@ABCDE", 0, 52, 4);
    img.drawString("FGHIJKLMNO", 0, 78, 4);
    img.drawString("PQRSTUVWX", 0, 104, 4);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.drawString("YZ[\\]^_`abc", 0, 0, 4);
    img.drawString("defghijklmno", 0, 26, 4);
    img.drawString("pqrstuvwxyz", 0, 52, 4);
    xpos = 0;
    xpos += img.drawString("{|}~", 0, 78, 4);
    img.drawChar(127, xpos, 78, 4);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_BLUE, TFT_BLACK);

    img.drawString("012345", 0, 0, 6);
    img.drawString("6789", 0, 40, 6);
    img.drawString("apm-:.", 0, 80, 6);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_RED, TFT_BLACK);

    img.drawString("0123", 0, 0, 7);
    img.drawString("4567", 0, 60, 7);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.drawString("890:.", 0, 0, 7);
    img.drawString("", 0, 60, 7);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_YELLOW, TFT_BLACK);

    img.drawString("01", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.drawString("23", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.drawString("45", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.drawString("67", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.drawString("89", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.drawString("0:.", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.setTextColor(TFT_WHITE);
    img.drawNumber(millis() - targetTime, 0, 100, 4);
    img.pushSprite(0, 0); delay(WAIT);
    delay(4000);

    // Now test them with transparent background
    targetTime = millis();

    img.setTextSize(1);
    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_GREEN);

    img.drawString(" !\"#$%&'()*+,-./0123456", 0, 0, 2);
    img.drawString("789:;<=>?@ABCDEFGHIJKL", 0, 16, 2);
    img.drawString("MNOPQRSTUVWXYZ[\\]^_`", 0, 32, 2);
    img.drawString("abcdefghijklmnopqrstuvw", 0, 48, 2);
    xpos = 0;
    xpos += img.drawString("xyz{|}~", 0, 64, 2);
    img.drawChar(127, xpos, 64, 2);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_GREEN);

    img.drawString(" !\"#$%&'()*+,-.", 0, 0, 4);
    img.drawString("/0123456789:;", 0, 26, 4);
    img.drawString("<=>?@ABCDE", 0, 52, 4);
    img.drawString("FGHIJKLMNO", 0, 78, 4);
    img.drawString("PQRSTUVWX", 0, 104, 4);

    img.pushSprite(0, 0); delay(WAIT);
    img.fillSprite(TFT_BLACK);
    img.drawString("YZ[\\]^_`abc", 0, 0, 4);
    img.drawString("defghijklmno", 0, 26, 4);
    img.drawString("pqrstuvwxyz", 0, 52, 4);
    xpos = 0;
    xpos += img.drawString("{|}~", 0, 78, 4);
    img.drawChar(127, xpos, 78, 4);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_BLUE);

    img.drawString("012345", 0, 0, 6);
    img.drawString("6789", 0, 40, 6);
    img.drawString("apm-:.", 0, 80, 6);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_RED);

    img.drawString("0123", 0, 0, 7);
    img.drawString("4567", 0, 60, 7);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.drawString("890:.", 0, 0, 7);
    img.drawString("", 0, 60, 7);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.setTextColor(TFT_YELLOW);

    img.drawString("0123", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.drawString("4567", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.fillSprite(TFT_BLACK);
    img.drawString("890:.", 0, 0, 8);
    img.pushSprite(0, 0); delay(WAIT);

    img.setTextColor(TFT_WHITE);

    img.drawNumber(millis() - targetTime, 0, 100, 4);
    img.pushSprite(0, 0); delay(WAIT);
    delay(4000);;
}

